[INFO] updating cached repository https://github.com/Gregory-Meyer/secret-santa
[INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune"`
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] fa0b51d4b8244af595b2584d727201443563825c
[INFO] checking Gregory-Meyer/secret-santa against master#209b2be09fcaff937480d1fbbe8b31646e361c7a for pr-70917
[INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FGregory-Meyer%2Fsecret-santa" "/workspace/builds/worker-0/source"`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/Gregory-Meyer/secret-santa on toolchain 209b2be09fcaff937480d1fbbe8b31646e361c7a
[INFO] running `"/workspace/cargo-home/bin/cargo" "+209b2be09fcaff937480d1fbbe8b31646e361c7a" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/Gregory-Meyer/secret-santa
[INFO] finished tweaking git repo https://github.com/Gregory-Meyer/secret-santa
[INFO] tweaked toml for git repo https://github.com/Gregory-Meyer/secret-santa written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] crate git repo https://github.com/Gregory-Meyer/secret-santa already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+209b2be09fcaff937480d1fbbe8b31646e361c7a" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+209b2be09fcaff937480d1fbbe8b31646e361c7a" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] e7c60c0b300e9119c75b4c804deac6f4697533b57cc1c8c48c5cf1522d362b70
[INFO] running `"docker" "start" "-a" "e7c60c0b300e9119c75b4c804deac6f4697533b57cc1c8c48c5cf1522d362b70"`
[INFO] [stderr]    Compiling openssl v0.9.22
[INFO] [stderr]     Checking serde v1.0.23
[INFO] [stderr]     Checking bufstream v0.1.3
[INFO] [stderr]     Checking ordermap v0.3.2
[INFO] [stderr]     Checking fixedbitset v0.1.8
[INFO] [stderr]     Checking num-integer v0.1.35
[INFO] [stderr]     Checking base64 v0.7.0
[INFO] [stderr]     Checking atty v0.2.3
[INFO] [stderr]    Compiling openssl-sys v0.9.22
[INFO] [stderr]    Compiling rust-crypto v0.2.36
[INFO] [stderr]     Checking uuid v0.5.1
[INFO] [stderr]    Compiling email v0.0.18
[INFO] [stderr]    Compiling serde_derive_internals v0.17.0
[INFO] [stderr]     Checking clap v2.28.0
[INFO] [stderr]     Checking num-iter v0.1.34
[INFO] [stderr]     Checking num v0.1.41
[INFO] [stderr]     Checking chrono v0.4.0
[INFO] [stderr]     Checking petgraph v0.4.10
[INFO] [stderr] error: failed to run custom build command for `openssl-sys v0.9.22`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `/opt/rustwide/target/debug/build/openssl-sys-8158d78361c86ed0/build-script-build` (exit code: 101)
[INFO] [stderr] --- stdout
[INFO] [stderr] cargo:rerun-if-env-changed=X86_64_UNKNOWN_LINUX_GNU_OPENSSL_LIB_DIR
[INFO] [stderr] cargo:rerun-if-env-changed=OPENSSL_LIB_DIR
[INFO] [stderr] cargo:rerun-if-env-changed=X86_64_UNKNOWN_LINUX_GNU_OPENSSL_INCLUDE_DIR
[INFO] [stderr] cargo:rerun-if-env-changed=OPENSSL_INCLUDE_DIR
[INFO] [stderr] cargo:rerun-if-env-changed=X86_64_UNKNOWN_LINUX_GNU_OPENSSL_DIR
[INFO] [stderr] cargo:rerun-if-env-changed=OPENSSL_DIR
[INFO] [stderr] cargo:rustc-link-lib=ssl
[INFO] [stderr] cargo:rustc-link-lib=crypto
[INFO] [stderr] OPT_LEVEL = Some("0")
[INFO] [stderr] TARGET = Some("x86_64-unknown-linux-gnu")
[INFO] [stderr] HOST = Some("x86_64-unknown-linux-gnu")
[INFO] [stderr] TARGET = Some("x86_64-unknown-linux-gnu")
[INFO] [stderr] TARGET = Some("x86_64-unknown-linux-gnu")
[INFO] [stderr] HOST = Some("x86_64-unknown-linux-gnu")
[INFO] [stderr] CC_x86_64-unknown-linux-gnu = None
[INFO] [stderr] CC_x86_64_unknown_linux_gnu = None
[INFO] [stderr] HOST_CC = None
[INFO] [stderr] CC = None
[INFO] [stderr] HOST = Some("x86_64-unknown-linux-gnu")
[INFO] [stderr] TARGET = Some("x86_64-unknown-linux-gnu")
[INFO] [stderr] HOST = Some("x86_64-unknown-linux-gnu")
[INFO] [stderr] CFLAGS_x86_64-unknown-linux-gnu = None
[INFO] [stderr] CFLAGS_x86_64_unknown_linux_gnu = None
[INFO] [stderr] HOST_CFLAGS = None
[INFO] [stderr] CFLAGS = None
[INFO] [stderr] DEBUG = Some("true")
[INFO] [stderr] running: "cc" "-O0" "-ffunction-sections" "-fdata-sections" "-fPIC" "-g" "-m64" "-Wall" "-Wextra" "-E" "/opt/rustwide/target/debug/build/openssl-sys-a4a77d102c333689/out/expando.c"
[INFO] [stderr] exit code: 0
[INFO] [stderr] cargo:rustc-cfg=osslconf="OPENSSL_NO_SSL3_METHOD"
[INFO] [stderr] cargo:conf=OPENSSL_NO_SSL3_METHOD
[INFO] [stderr] 
[INFO] [stderr] --- stderr
[INFO] [stderr] thread 'main' panicked at '
[INFO] [stderr] 
[INFO] [stderr] This crate is only compatible with OpenSSL 1.0.1, 1.0.2, and 1.1.0, or LibreSSL
[INFO] [stderr] 2.5 and 2.6.0, but a different version of OpenSSL was found. The build is now
[INFO] [stderr] aborting due to this version mismatch.
[INFO] [stderr] 
[INFO] [stderr] ', /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/openssl-sys-0.9.22/build.rs:486:9
[INFO] [stderr] stack backtrace:
[INFO] [stderr]    0:     0x55f29cd207e4 - backtrace::backtrace::libunwind::trace::h9e598fcb10d5c4f5
[INFO] [stderr]                                at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.46/src/backtrace/libunwind.rs:86
[INFO] [stderr]    1:     0x55f29cd207e4 - backtrace::backtrace::trace_unsynchronized::hbfbd58fbb4a2603e
[INFO] [stderr]                                at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.46/src/backtrace/mod.rs:66
[INFO] [stderr]    2:     0x55f29cd207e4 - std::sys_common::backtrace::_print_fmt::hacb596a8013761df
[INFO] [stderr]                                at src/libstd/sys_common/backtrace.rs:78
[INFO] [stderr]    3:     0x55f29cd207e4 - <std::sys_common::backtrace::_print::DisplayBacktrace as core::fmt::Display>::fmt::ha1ba73c9085723eb
[INFO] [stderr]                                at src/libstd/sys_common/backtrace.rs:59
[INFO] [stderr]    4:     0x55f29cd458bc - core::fmt::write::hb4ac1e8a8c800611
[INFO] [stderr]                                at src/libcore/fmt/mod.rs:1069
[INFO] [stderr]    5:     0x55f29cd1d6b3 - std::io::Write::write_fmt::ha413e6029f4d499f
[INFO] [stderr]                                at src/libstd/io/mod.rs:1504
[INFO] [stderr]    6:     0x55f29cd23095 - std::sys_common::backtrace::_print::h5afa8b3832cd03b8
[INFO] [stderr]                                at src/libstd/sys_common/backtrace.rs:62
[INFO] [stderr]    7:     0x55f29cd23095 - std::sys_common::backtrace::print::h49229e3486b70f83
[INFO] [stderr]                                at src/libstd/sys_common/backtrace.rs:49
[INFO] [stderr]    8:     0x55f29cd23095 - std::panicking::default_hook::{{closure}}::hcfefd5f4943f3aa9
[INFO] [stderr]                                at src/libstd/panicking.rs:198
[INFO] [stderr]    9:     0x55f29cd22dd2 - std::panicking::default_hook::h4c2b6d8d034c53de
[INFO] [stderr]                                at src/libstd/panicking.rs:218
[INFO] [stderr]   10:     0x55f29cd236a2 - std::panicking::rust_panic_with_hook::hf8cee70c0118d2cc
[INFO] [stderr]                                at src/libstd/panicking.rs:511
[INFO] [stderr]   11:     0x55f29cd0ab21 - std::panicking::begin_panic::hbfcb7685bd82ab74
[INFO] [stderr]                                at /rustc/209b2be09fcaff937480d1fbbe8b31646e361c7a/src/libstd/panicking.rs:438
[INFO] [stderr]   12:     0x55f29cca528f - build_script_build::validate_headers::h025b8c6db2c09e7b
[INFO] [stderr]                                at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/openssl-sys-0.9.22/build.rs:486
[INFO] [stderr]   13:     0x55f29cca362b - build_script_build::try_pkg_config::h1102258ebcb00f47
[INFO] [stderr]                                at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/openssl-sys-0.9.22/build.rs:241
[INFO] [stderr]   14:     0x55f29cca278f - build_script_build::find_openssl_dir::hbe31b53af0b28c0e
[INFO] [stderr]                                at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/openssl-sys-0.9.22/build.rs:123
[INFO] [stderr]   15:     0x55f29cca237a - build_script_build::main::{{closure}}::h5742ad972e4895ad
[INFO] [stderr]                                at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/openssl-sys-0.9.22/build.rs:59
[INFO] [stderr]   16:     0x55f29ccaedd4 - core::option::Option<T>::unwrap_or_else::h14a5300c4033825a
[INFO] [stderr]                                at /rustc/209b2be09fcaff937480d1fbbe8b31646e361c7a/src/libcore/option.rs:428
[INFO] [stderr]   17:     0x55f29cca123f - build_script_build::main::h6b9acfcc1c2fd0f6
[INFO] [stderr]                                at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/openssl-sys-0.9.22/build.rs:59
[INFO] [stderr]   18:     0x55f29ccb53db - std::rt::lang_start::{{closure}}::he2928646745288b9
[INFO] [stderr]                                at /rustc/209b2be09fcaff937480d1fbbe8b31646e361c7a/src/libstd/rt.rs:67
[INFO] [stderr]   19:     0x55f29cd23ae8 - std::rt::lang_start_internal::{{closure}}::h4c4631d379953dd0
[INFO] [stderr]                                at src/libstd/rt.rs:52
[INFO] [stderr]   20:     0x55f29cd23ae8 - std::panicking::try::do_call::hc26b3db2421dedbb
[INFO] [stderr]                                at src/libstd/panicking.rs:331
[INFO] [stderr]   21:     0x55f29cd23ae8 - std::panicking::try::h4da6835c8705b8a7
[INFO] [stderr]                                at src/libstd/panicking.rs:274
[INFO] [stderr]   22:     0x55f29cd23ae8 - std::panic::catch_unwind::h02aff520273fa6b1
[INFO] [stderr]                                at src/libstd/panic.rs:394
[INFO] [stderr]   23:     0x55f29cd23ae8 - std::rt::lang_start_internal::he0572ca212cb5ef4
[INFO] [stderr]                                at src/libstd/rt.rs:51
[INFO] [stderr]   24:     0x55f29ccb53b7 - std::rt::lang_start::h2cf2d04a4594dd72
[INFO] [stderr]                                at /rustc/209b2be09fcaff937480d1fbbe8b31646e361c7a/src/libstd/rt.rs:67
[INFO] [stderr]   25:     0x55f29cca638a - main
[INFO] [stderr]   26:     0x7faf98de5b97 - __libc_start_main
[INFO] [stderr]   27:     0x55f29cca09aa - _start
[INFO] [stderr]   28:                0x0 - <unknown>
[INFO] [stderr] 
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error[E0034]: multiple applicable items in scope
[INFO] [stderr]     --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/petgraph-0.4.10/src/graph_impl/stable_graph/mod.rs:1173:19
[INFO] [stderr]      |
[INFO] [stderr] 1173 |         self.iter.find_map(|(i, node)| {
[INFO] [stderr]      |                   ^^^^^^^^ multiple `find_map` found
[INFO] [stderr]      |
[INFO] [stderr] note: candidate #1 is defined in an impl of the trait `iter_utils::IterUtilsExt` for the type `_`
[INFO] [stderr]     --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/petgraph-0.4.10/src/iter_utils.rs:5:5
[INFO] [stderr]      |
[INFO] [stderr] 5    | /     fn find_map<F, R>(&mut self, mut f: F) -> Option<R>
[INFO] [stderr] 6    | |         where F: FnMut(Self::Item) -> Option<R>
[INFO] [stderr] 7    | |     {
[INFO] [stderr] 8    | |         while let Some(elt) = self.next() {
[INFO] [stderr] ...    |
[INFO] [stderr] 13   | |         None
[INFO] [stderr] 14   | |     }
[INFO] [stderr]      | |_____^
[INFO] [stderr]      = note: candidate #2 is defined in an impl of the trait `std::iter::Iterator` for the type `std::iter::Enumerate<_>`
[INFO] [stderr] help: disambiguate the method call for candidate #1
[INFO] [stderr]      |
[INFO] [stderr] 1173 |         iter_utils::IterUtilsExt::find_map(&mut self.iter, |(i, node)| {
[INFO] [stderr] 1174 |             node.weight.as_ref().map(move |w| (node_index(i), w))
[INFO] [stderr] 1175 |         })
[INFO] [stderr]      |
[INFO] [stderr] help: disambiguate the method call for candidate #2
[INFO] [stderr]      |
[INFO] [stderr] 1173 |         std::iter::Iterator::find_map(&mut self.iter, |(i, node)| {
[INFO] [stderr] 1174 |             node.weight.as_ref().map(move |w| (node_index(i), w))
[INFO] [stderr] 1175 |         })
[INFO] [stderr]      |
[INFO] [stderr] 
[INFO] [stderr] error[E0034]: multiple applicable items in scope
[INFO] [stderr]     --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/petgraph-0.4.10/src/graph_impl/stable_graph/mod.rs:1365:19
[INFO] [stderr]      |
[INFO] [stderr] 1365 |         self.iter.find_map(|(i, edge)|
[INFO] [stderr]      |                   ^^^^^^^^ multiple `find_map` found
[INFO] [stderr]      |
[INFO] [stderr] note: candidate #1 is defined in an impl of the trait `iter_utils::IterUtilsExt` for the type `_`
[INFO] [stderr]     --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/petgraph-0.4.10/src/iter_utils.rs:5:5
[INFO] [stderr]      |
[INFO] [stderr] 5    | /     fn find_map<F, R>(&mut self, mut f: F) -> Option<R>
[INFO] [stderr] 6    | |         where F: FnMut(Self::Item) -> Option<R>
[INFO] [stderr] 7    | |     {
[INFO] [stderr] 8    | |         while let Some(elt) = self.next() {
[INFO] [stderr] ...    |
[INFO] [stderr] 13   | |         None
[INFO] [stderr] 14   | |     }
[INFO] [stderr]      | |_____^
[INFO] [stderr]      = note: candidate #2 is defined in an impl of the trait `std::iter::Iterator` for the type `std::iter::Enumerate<_>`
[INFO] [stderr] help: disambiguate the method call for candidate #1
[INFO] [stderr]      |
[INFO] [stderr] 1365 |         iter_utils::IterUtilsExt::find_map(&mut self.iter, |(i, edge)|
[INFO] [stderr] 1366 |             edge.weight.as_ref().map(move |weight| {
[INFO] [stderr] 1367 |                 EdgeReference {
[INFO] [stderr] 1368 |                     index: edge_index(i),
[INFO] [stderr] 1369 |                     node: edge.node,
[INFO] [stderr] 1370 |                     weight: weight,
[INFO] [stderr]    ...
[INFO] [stderr] help: disambiguate the method call for candidate #2
[INFO] [stderr]      |
[INFO] [stderr] 1365 |         std::iter::Iterator::find_map(&mut self.iter, |(i, edge)|
[INFO] [stderr] 1366 |             edge.weight.as_ref().map(move |weight| {
[INFO] [stderr] 1367 |                 EdgeReference {
[INFO] [stderr] 1368 |                     index: edge_index(i),
[INFO] [stderr] 1369 |                     node: edge.node,
[INFO] [stderr] 1370 |                     weight: weight,
[INFO] [stderr]    ...
[INFO] [stderr] 
[INFO] [stderr] error[E0034]: multiple applicable items in scope
[INFO] [stderr]     --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/petgraph-0.4.10/src/graph_impl/stable_graph/mod.rs:1529:19
[INFO] [stderr]      |
[INFO] [stderr] 1529 |         self.iter.find_map(|(i, node)| {
[INFO] [stderr]      |                   ^^^^^^^^ multiple `find_map` found
[INFO] [stderr]      |
[INFO] [stderr] note: candidate #1 is defined in an impl of the trait `iter_utils::IterUtilsExt` for the type `_`
[INFO] [stderr]     --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/petgraph-0.4.10/src/iter_utils.rs:5:5
[INFO] [stderr]      |
[INFO] [stderr] 5    | /     fn find_map<F, R>(&mut self, mut f: F) -> Option<R>
[INFO] [stderr] 6    | |         where F: FnMut(Self::Item) -> Option<R>
[INFO] [stderr] 7    | |     {
[INFO] [stderr] 8    | |         while let Some(elt) = self.next() {
[INFO] [stderr] ...    |
[INFO] [stderr] 13   | |         None
[INFO] [stderr] 14   | |     }
[INFO] [stderr]      | |_____^
[INFO] [stderr]      = note: candidate #2 is defined in an impl of the trait `std::iter::Iterator` for the type `std::iter::Enumerate<_>`
[INFO] [stderr] help: disambiguate the method call for candidate #1
[INFO] [stderr]      |
[INFO] [stderr] 1529 |         iter_utils::IterUtilsExt::find_map(&mut self.iter, |(i, node)| {
[INFO] [stderr] 1530 |             if node.weight.is_some() {
[INFO] [stderr] 1531 |                 Some(node_index(i))
[INFO] [stderr] 1532 |             } else { None }
[INFO] [stderr] 1533 |         })
[INFO] [stderr]      |
[INFO] [stderr] help: disambiguate the method call for candidate #2
[INFO] [stderr]      |
[INFO] [stderr] 1529 |         std::iter::Iterator::find_map(&mut self.iter, |(i, node)| {
[INFO] [stderr] 1530 |             if node.weight.is_some() {
[INFO] [stderr] 1531 |                 Some(node_index(i))
[INFO] [stderr] 1532 |             } else { None }
[INFO] [stderr] 1533 |         })
[INFO] [stderr]      |
[INFO] [stderr] 
[INFO] [stderr] error[E0034]: multiple applicable items in scope
[INFO] [stderr]     --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/petgraph-0.4.10/src/graph_impl/stable_graph/mod.rs:1575:19
[INFO] [stderr]      |
[INFO] [stderr] 1575 |         self.iter.find_map(|(i, node)| {
[INFO] [stderr]      |                   ^^^^^^^^ multiple `find_map` found
[INFO] [stderr]      |
[INFO] [stderr] note: candidate #1 is defined in an impl of the trait `iter_utils::IterUtilsExt` for the type `_`
[INFO] [stderr]     --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/petgraph-0.4.10/src/iter_utils.rs:5:5
[INFO] [stderr]      |
[INFO] [stderr] 5    | /     fn find_map<F, R>(&mut self, mut f: F) -> Option<R>
[INFO] [stderr] 6    | |         where F: FnMut(Self::Item) -> Option<R>
[INFO] [stderr] 7    | |     {
[INFO] [stderr] 8    | |         while let Some(elt) = self.next() {
[INFO] [stderr] ...    |
[INFO] [stderr] 13   | |         None
[INFO] [stderr] 14   | |     }
[INFO] [stderr]      | |_____^
[INFO] [stderr]      = note: candidate #2 is defined in an impl of the trait `std::iter::Iterator` for the type `std::iter::Enumerate<_>`
[INFO] [stderr] help: disambiguate the method call for candidate #1
[INFO] [stderr]      |
[INFO] [stderr] 1575 |         iter_utils::IterUtilsExt::find_map(&mut self.iter, |(i, node)| {
[INFO] [stderr] 1576 |             if node.weight.is_some() {
[INFO] [stderr] 1577 |                 Some(edge_index(i))
[INFO] [stderr] 1578 |             } else { None }
[INFO] [stderr] 1579 |         })
[INFO] [stderr]      |
[INFO] [stderr] help: disambiguate the method call for candidate #2
[INFO] [stderr]      |
[INFO] [stderr] 1575 |         std::iter::Iterator::find_map(&mut self.iter, |(i, node)| {
[INFO] [stderr] 1576 |             if node.weight.is_some() {
[INFO] [stderr] 1577 |                 Some(edge_index(i))
[INFO] [stderr] 1578 |             } else { None }
[INFO] [stderr] 1579 |         })
[INFO] [stderr]      |
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to 4 previous errors
[INFO] [stderr] 
[INFO] [stderr] For more information about this error, try `rustc --explain E0034`.
[INFO] [stderr] error: could not compile `petgraph`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: build failed
[INFO] running `"docker" "inspect" "e7c60c0b300e9119c75b4c804deac6f4697533b57cc1c8c48c5cf1522d362b70"`
[INFO] running `"docker" "rm" "-f" "e7c60c0b300e9119c75b4c804deac6f4697533b57cc1c8c48c5cf1522d362b70"`
[INFO] [stdout] e7c60c0b300e9119c75b4c804deac6f4697533b57cc1c8c48c5cf1522d362b70
